feat: make sure to only apply WS event if that item is loaded

src/ws/handlers/posts.js

@@ -3,6 +3,7 @@ import { parseRawPost, updateWindowPosts } from "utils";
 
 export const handleRanking = (payload) => {
   PostStore.update((state) => {
+    if (state.items[payload.id]) {
       state.items[payload.id].ranking.likes = payload["ranking_likes"];
       state.items[payload.id].ranking.dislikes = payload["ranking_dislikes"];
       state.items[payload.id].ranking.score =
@@ -12,20 +13,24 @@ export const handleRanking = (payload) => {
       if (state.filters.sort === "byScore") {
         updateWindowPosts(state);
       }
+    }
   });
 };
 
 export const handleChanged = (payload) => {
   PostStore.update((state) => {
+    if (state.items[payload.id]) {
       state.items[payload.id].content = payload.content;
       state.items[payload.id].modified = true;
+    }
   });
 };
 
 export const handleCreated = (payload) => {
   PostStore.update((state) => {
+    if (state.items[payload.id]) {
       state.items[payload.id] = parseRawPost(payload);
-
       updateWindowPosts(state);
+    }
   });
 };